主要外形连接尺寸
|
公称压力PN
|
DN(mm)
|
L
|
D
|
Di
|
D2
|
b
|
f
|
Zgd
|
H
|
WT(kg)
|
|
PN1.6
MPa
|
50
|
230
|
165
|
125
|
102
|
18
|
3
|
4-Φ18
|
135
|
21
|
|
65
|
290
|
185
|
145
|
122
|
18
|
3
|
8-Φ18
|
142
|
28
|
|
80
|
310
|
200
|
160
|
138
|
20
|
3
|
8-Φ18
|
165
|
38
|
|
100
|
350
|
220
|
180
|
158
|
20
|
3
|
8-Φ18
|
180
|
58
|
|
125
|
400
|
250
|
210
|
188
|
22
|
3
|
8-Φ18
|
210
|
92
|
|
150
|
480
|
285
|
240
|
212
|
22
|
3
|
8-Φ22
|
233
|
130
|
|
200
|
600
|
340
|
295
|
268
|
24
|
3
|
12-Φ22
|
304
|
210
|
|
250
|
730
|
405
|
355
|
320
|
26
|
3
|
12-Φ26
|
348
|
294
|
|
300
|
850
|
460
|
410
|
378
|
28
|
4
|
12-Φ26
|
390
|
367
|
|
350
|
980
|
520
|
470
|
438
|
30
|
4
|
16-Φ26
|
430
|
410
|
|
400
|
1100
|
580
|
525
|
490
|
32
|
4
|
16-Φ30
|
468
|
461
|
|
450
|
1200
|
640
|
585
|
550
|
40
|
4
|
20-Φ30
|
523
|
570
|
|
500
|
1250
|
715
|
650
|
610
|
44
|
4
|
20-Φ33
|
525
|
850
|
|
PN2.5
MPa
|
50
|
230
|
165
|
125
|
102
|
20
|
3
|
4-Φ18
|
160
|
22
|
|
65
|
290
|
185
|
145
|
122
|
22
|
3
|
8-Φ18
|
175
|
29
|
|
80
|
310
|
200
|
160
|
138
|
24
|
3
|
8-Φ18
|
185
|
38
|
|
100
|
350
|
235
|
190
|
162
|
24
|
3
|
8-Φ22
|
220
|
61
|
|
125
|
400
|
270
|
220
|
188
|
26
|
3
|
8-Φ26
|
248
|
96
|
|
150
|
480
|
300
|
250
|
218
|
28
|
3
|
8-Φ26
|
276
|
132
|
|
200
|
600
|
360
|
310
|
278
|
30
|
3
|
12-Φ26
|
350
|
213
|
|
250
|
730
|
425
|
370
|
335
|
32
|
3
|
12-Φ30
|
410
|
297
|
|
300
|
850
|
485
|
430
|
395
|
34
|
4
|
16-Φ30
|
430
|
372
|
|
350
|
980
|
555
|
490
|
450
|
38
|
4
|
16-Φ33
|
518
|
415
|
|
400
|
1100
|
620
|
550
|
505
|
40
|
4
|
16-Φ36
|
560
|
480
|
注：本表中法兰尺寸按GB/T9113. EN1092标准，结构长度按GB/T 12221标准
